18-piece Set of 4-Inch Diamond Polishing PadsSpecifications：Outer Diameter of Water Grinder: approx. 100 mmInner Diameter of Water Grinder: approx. 12 mmThickness of Water Grinder: approx. 2.2 mm Diameter: approx. 4 inches (100 mm)Polishing Pad Model: 50 mesh×4, 100 mesh×4, 200 mesh×2, 400 mesh×2, 800 mesh×2, 3000 mesh×1, 6000 mesh×1, 10000 mesh×1 (the higher the mesh, the finer and brighter the polished luster), Polishing Pad×1 Material: Resin + Diamond Powder Processing Objects: Granite, Marble, Artificial Stone, Ceramic, Terrazzo Application Scope: Polishing of Stone, Ceramic, Concrete Applicable Tools: Water Grinder, Angle Grinder, etc.Product Description： Diamond water grinding pads, also known as diamond soft grinding pads, are flexible processing tools with diamond as the main grinding material combined with other composite materials. The back of the product is equipped with a hook and loop fastener, which can be combined with the adhesive plate on the grinder for processing and grinding.Suitable for stone polishing, line grinding, board bending, and processing of specially shaped stones. It can also be used for special processing of concrete cement floors, terrazzo, glass ceramics, artificial stones, and floor tiles. It has strong grinding power and good durability in repair and renovation. Good softness, clarity, and luster make it an ideal grinding tool. Note：It is not recommended to grind curved or uneven surfaces that are prone to breaking.Package Contents：1×M14 Grinding Plate17×Diamond Polishing PadsTips：All pictures have been professionally calibrated, but due to different ambient light and display device settings, there may be discrepancies between the displayed images and the products themselves. Please understand.All data are manually measured and may have deviations, but this will not affect the use.